/*-
 * #%L
 * This file is part of "Apromore Community".
 * 
 * Copyright (C) 2015 - 2017 Queensland University of Technology.
 * %%
 * Copyright (C) 2018 - 2020 Apromore Pty Ltd.
 * %%
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Lesser Public License for more details.
 * 
 * You should have received a copy of the GNU General Lesser Public
 * License along with this program.  If not, see
 * <http://www.gnu.org/licenses/lgpl-3.0.html>.
 * #L%
 */

package de.hpi.diagram.verification;

import org.json.JSONException;
import org.json.JSONObject;

import java.util.HashMap;
import java.util.Map;
import java.util.Map.Entry;

abstract public class AbstractSyntaxChecker implements SyntaxChecker {
    protected Map<String, String> errors;

    public AbstractSyntaxChecker() {
        this.errors = new HashMap<String, String>();
    }

    abstract public boolean checkSyntax();

    public Map<String, String> getErrors() {
        return errors;
    }

    public void clearErrors() {
        errors.clear();
    }

    public boolean errorsFound() {
        return errors.size() > 0;
    }

    public JSONObject getErrorsAsJson() {
        JSONObject jsonObject = new JSONObject();

        for (Entry<String, String> error : this.getErrors().entrySet()) {
            try {
                jsonObject.put(error.getKey(), error.getValue());
            } catch (JSONException e) {
                e.printStackTrace();
            }
        }

        return jsonObject;
    }
}
